Download Systemic Anatomy Exam III

Systemic Anatomy Exam III
Prepared especially for the trimester one class, Summer 2001
Please place the single best answer in the space provided (unless designated by the letters MACA, which in this
case mark all correct answers that apply) on your scantron sheet. The faculty will not answer any of your
questions (unless you find a typo) once the exam begins, as interpretation of the question is a part of the
examination. Good luck.
FORM B
1) You do a neuro test on a patient and they have an absence of the knee jerk reflex on the right side. Where is
the problem? (MACA)
a) receptor problem
b) problem with the sensory neuron
c) problem with the motor neuron
d) problem in the quadriceps muscle
e) problem in the spinal cord
2) Which cranial nerves carry taste information?
a) CN V
b) CN VII
c) CN IX
d) CN X
e) CN XII
3) What is the name of the first person D.D. Palmer adjusted?
a) Sam Bass
b) Harry Littleton
c) Harvey Oswald
d) Neil Stern
e) Harvey Lillard
4) Which spinal nerve innervates the skin that covers the thumb?
a) T1
b) C5
c) C6
d) C7
e) C8
5) What is the most superficial layer of the meninges?
a) dura mater
b) arachnoid
c) pia mater
6) ____ divisions of the trunks of the brachial plexus innervate extensor muscles.
a) anterior
b) posterior
page 1, SA Exam III, Q.# 1-6
7) Loss of motor innervation to the gluteus maximus m. would indicate damage to which of the following spinal
nerve roots? (MACA)
a) L4
b) L5
c) S1
d) S2
e) S3
8) Loss of the ability to contract the gluteus medius m. could indicate damage to which of the following spinal
nerve roots? (MACA)
a) L4
b) L5
c) S1
d) S2
e) S3
9) If I cut the common peroneal nerve as it crosses over the head of the fibula, which of the following actions
could I not do? (MACA)
a) plantar flex the foot
b) dorsiflex the foot
c) evert the foot
d) invert the foot
e) flex the knee
10) If I cut the tibial nerve, could I still flex the knee?
a) yes
b) no
11) Muscles which ___ are innervated by the tibial nerve. (MACA)
a) flex knee
b) extend knee
c) plantar flex the foot
d) dorsiflex the foot
e) evert the foot
12) Cerebrospinal fluid is manufactured in the ___ of the brain.
a) ventricles
b) limbus
c) inions
d) proterions
13) An area of cutaneous innervation supplied by the ventral ramus of a spinal nerve is called _______.
a) a spinal segment
b) a spinal reflex
c) a spinal arch
d) a dermatome
e) none of the above
page 2, SA Exam III, Q .# 7-13
14) Choose the INCORRECT match.
a) thoracodorsal nerve – latissimus dorsi m.
b) radial nerve – flexor muscles of the carpus and digits
c) medial pectoral nerve – pectoralis major m.
d) lower subscapular nerve – teres major m.
e) median nerve – palmaris longus m.
15) Paralysis of the anterior muscles of the thigh could indicate damage to which of the following spinal nerve
roots? (MACA)
a) L1
b) L2
c) L3
d) L4
e) L5
16) Inability to adduct the femur at the hip joint could indicate damage to which of the following spinal nerves?
(MACA).
a) L1
b) L2
c) L3
d) L4
e) L5
17) Loss of cutaneous sensation of the skin over the superior medial thigh could indicate damage to which of
the following spinal nerves?
a) L1
b) L2
c) L3
d) L4
e) L5
18) Loss of motor innervation to the cremaster muscle could indicate damage to which of the following spinal
nerves? (MACA)
a) L1
b) L2
c) L3
d) L4
e) L5
19) Loss of cutaneous sensation of the skin over the lateral and anterior thigh (lateral cutaneous femoral nerve)
could indicate damage to which of the following spinal nerves? (MACA)
a) L1
b) L2
c) L3
d) L4
e) L5
page 3, SA Exam III, Q.# 14-20
20) The posterior cord of the brachial plexus is formed by __________.
a) the superior and middle trunks
b) all three posterior divisions
c) the middle and lower trunks
d) the anterior divisions of the upper and lower trunks
e) none of the above
21) A patient is presented to your clinic with paralysis of the levator scapulae and rhomboid muscles on the left
side. You determine the problem is neurological. Where is the probable lesion?
a) in the superior trunk of the brachial plexus
b) in the lateral cord of the brachial plexus
c) C5 ventral ramus
d) between C5 and C6 vertebra
e) in the dorsal ramus of C6
22) Lost of the lateral rotator muscles of the humerus could indicate trauma to which of the following spinal
nerve roots? (MACA)
a) C5
b) C6
c) C7
d) C8
e) T1
23) Paralysis of the serratus anterior muscle could indicate trauma to which of the following? (MACA)
a) C5
b) C6
c) C7
d) C8
e) T1
24) A patient presents with a flaccid paralysis of the biceps brachii muscle in the right arm. The nerve that
innervates this muscle is derived from which spinal nerve roots? (MACA)
a) C5
b) C6
c) C7
d) C8
e) T1
25) Loss of function to the flexor carpi ulnaris could indicate damage to which of the following spinal nerve
roots? (MACA)
a) C5
b) C6
c) C7
d) C8
e) T1
26) Loss of sensation to the skin covering the thenar imminence could indicate trauma to the median nerve at
the level of the ______.
a) wrist
b) elbow
c) this area is not innervated by the median nerve page 4, SA Exam III, Q.# 20-26
27) A patient is presented with a loss of cutaneous sensation of the skin of the anterior neck. What nerves are
involved? (MACA)
a) C2
b) C3
c) C4
d) C5
e) C6
28) A patient presents to your clinic with a loss of cutaneous sensation of the skin over the superior anterior
chest wall. What nerves are involved? (MACA)
a) C2
b) C3
c) C4
d) C5
e) C6
29) A patient presents to your clinic with chronic severe headaches. They tell you their MD gave them an
injection to block the motor input to the muscles at the base of the occiput, they called them the SOT muscles.
What nerve was blocked?
a) dorsal ramus of C1
b) dorsal ramus of C2
c) dorsal ramus of C3
d) the recurrent meningeal nerve
e) the ansa cervicalis
30) A patient presents to your clinic with chronic headaches that they tell you radiate from the base of their
skull upward and forward toward their forehead. They also tell you their MD gave them a shot at the base of
their skull of a local anesthetic to block the nerve supplying their posterior scalp. What nerve was blocked?
a) suboccipital nerve
b) greater occipital nerve
c) lesser occipital nerve
d) greater auricular nerve
e) ansa cervicalis
31) The superior trunk of the brachial plexus is formed by _______ nerves. (MACA)
a) C5
b) C6
c) C7
d) C8
e) T1
32) The lateral cord of the brachial plexus is formed by ______ nerves.
a) C5
b) C6
c) C7
d) C8
e) T1
page 5, SA Exam III, Q.# 27-32
33) The cross sectional area of the spinal cord that gives rise to a pair of spinal nerves is called _______.
a) cauda equina
b) filum termninale
c) spinal segment
d) rami communicantes
e) anterior funiculi
34) The portion of the spinal cord that gives rise to L5 spinal nerve is located at what vertebral level?
a) T5
b) T10
c) T12
d) L5
e) S2
35) What spinal nerves exits between C6 and C7 vertebrae?
a) C5
b) C6
c) C7
d) C8
e) T1
36) The recurrent meningeal nerve is also called which of the following? (MACA)
a) dorsal ramus
b) sinuvertebral nerve
c) rami communicantes
d) meningeal ramus
e) dural root
37) Which of the following branches of the spinal nerve form the various plexuses of the body?
a) dorsal ramus
b) rami communicantes
c) ventral ramus
d) recurrent meningeal nerve
e) all of the above
38) The spinal nerve root is another name for the ________.
a) dorsal ramus
b) rami communicantes
c) ventral ramus
d) recurrent meningeal nerve
e) ventral root
39) To paralyze the diaphragm muscle, you would have to cut which of the following spinal nerves? (MACA)
a) C2
b) C3
c) C4
d) C5
e) C6
40) A stimulus of a) greater, or b) lesser, strength would be required to bring a neuron to threshold if there was
a greater influx of chloride into the cell prior to the arrival of the stimulus.
page 6, SA Exam III, Q.# 33-40
41) The spinal cord terminates at what vertebral level?
a) T10
b) T12
c) L1
d) L5
e) S5
42) Denticulate ligaments are composed of which meningeal layer?
a) dura mater
b) arachnoid
c) pia mater
43) Ascending tracts in the spinal cord carry ___ information.
a) sensory
b) motor
44) Classify the neurons found in the greatest abundance in the ventral horn of the spinal cord.
a) GSE
b) GSA
c) GVA
d) SSA
e) SVE
45) The spinal nerve is formed by the union of the __ and the ___.
a) ventral horn, dorsal horn
b) ventral rami, dorsal rami
c) ventral root, dorsal root
d) gray commissure, central canal
e) posterior primary rami, anterior primary rami
46) The are _____ spinal nerves.
a) 12
b) 24
c) 31
d) 56
e) 62
47) Classify the neurons found in the dorsal root. (MACA)
a) GSE
b) GSA
c) GVE
d) GVA
e) SSA
48) Bell Magendie law says that the dorsal root carries ____ information and the ventral root carries ____
information.
a) sensory, motor
b) motor, sensory
49) Cranial nerves are part of the ______ nervous system.
a) peripheral
b) central
page 7, SA Exam III, Q.# 41-49
50) How many neurons are there from the CNS to a single smooth muscle cell.
a) 1
b) 2
c) 3
51) The receiving portion of a neuron is called the _____.
a) soma
b) dendrite
c) axon
52) This cell is involved in the formation of the blood brain barrier.
a) astrocytes
b) neurolemmocytes
c) oligodendrocytes
d) microglia
e) ependymal
53) Choose the CORRECT statement.
a) type A neurons contain very little myelin and transmit impulses rather slowly
b) the neurolemmal sheath covers the outer surface of the myelin sheath and is glycoprotein
material
c) the myelin sheath gives the gray matter of the brain and spinal cord their color
d) the space between two adjacent Schwann cells is called the Node of Richmond
e) oligodendrocytes form the myelin sheath for the peripheral nervous system
54) A General Somatic Efferent neuron would innervate which of the following tissues?
a) smooth muscle fibers in the walls of blood vessels
b) glandular epithelium
c) skeletal muscle
d) cardiac muscle
e) all but one of the above
55) Soma means _______.
a) nucleus
b) body
c) opening
d) mouth
e) two of the above
56) Which of the following is responsible for the electrochemical gradient present in a polarized neuron?
a) an impermeable cell membrane
b) presence of large positively charged particles inside of the cell
c) sodium/potassium pump
d) abundance of calcium ions inside of the cell
e) abundance of potassium ions outside of the cell as compared to the inside
57) In a resting polarized neuron the outside of the cell is ____ as compared to the inside of the cell.
a) positive
b) negative
page 8, SA Exam III, Q.# 50-57
58) A patient is presented with an inability to protract the tongue. Which cranial nerve is most likely involved?
a) CN II
b) CN V
c) CN VII
d) CN IX
e) CN XII
59) Which cranial nerve carries sensory information from the skin of the face?
a) CN II
b) CN V
c) CN VII
d) CN IX
e) CN XII
60) The inferior articular facets of T12 face in a ___ direction.
a) anterior lateral
b) posterior lateral
c) anterior medial
d) posterior medial
61) What lies in the musculospiral groove of the humerus?
a) the ulnar nerve
b) the radial nerve
c) the tendon of the long head of the biceps brachii m.
d) the tendon of the long head of the triceps brachii m.
e) none of the above
62) The coronoid fossa is on the ___ aspect of the humerus.
a) proximal anterior
b) proximal posterior
c) distal anterior
d) distal posterior
63) Which of the following classifications describe the intervertebral joint? (MACA)
a) secondary cartilaginous joint
b) primary cartilaginous joint
c) multiaxial
d) amphiarthrosis
e) symphysis
64) During flexion of the knee joint, which of the two cruciate ligaments is pulled taut?
a) anterior cruciate ligament
b) posterior cruciate ligament
65) To detect stimuli there must be __________.
a) cell organelles
b) cell membranes
c) receptors
d) myelinated axons
e) DNA
page 9, SA Exam III, Q.# 58-65
66) Which of the following muscles will NOT flex the hip joint? (MACA)
a) iliacus m.
b) biceps femoris m.
c) sartorius m.
d) tensor fasciae latae m.
e) rectus femoris m.
67) Which of the following muscles will NOT retract the scapula? (MACA)
a) rhomboid major m.
b) serratus anterior m.
c) trapezius m.
d) deltoid m.
e) latissimus dorsi m.
68) Which of the following muscles will abduct the humerus at the shoulder joint? (MACA)
a) deltoid m.
b) teres minor m.
c) supraspinatus m.
d) teres major m.
e) trapezius m.
69) Which of the following muscles will laterally rotate the humerus at the shoulder joint? (MACA)
a) teres minor m.
b) teres major m.
c) pectoralis major m.
d) infraspinatus m.
e) latissimus dorsi m.
70) Which of the following muscles attach to the atlas? (MACA)
a) rectus capitis posterior major m.
b) rectus capitis posterior minor m.
c) obliquus capitis superior m.
d) obliquus capitis inferior m.
e) levator scapulae m.
71) Which of the following muscles attach to the axis? (MACA)
a) middle scalene m.
b) levator scapulae m.
c) rectus capitis posterior minor m.
d) obliquus capitis superior m.
e) obliquus capitis inferior m.
72) Which cranial nerve innervates the muscles of facial expression?
a) CN II
b) CN V
c) CN VII
d) CN IX
e) CN XII
page 10, SA Exam III, Q.# 66-72
73) Which of the following muscles will abduct the femur at the hip joint? (MACA)
a) gluteus maximus m.
b) gluteus medius m.
c) tensor fasciae latae m.
d) piriformis m.
e) sartorius m.
74) Which of the following muscles will laterally rotate the femur at the hip joint? (MACA)
a) piriformis m.
b) biceps femoris m.
c) semimembranous m.
d) quadratus femoris m.
e) iliopsoas m.
75) What nerve can you visualize in the quadrangle space?
a) radial nerve
b) median nerve
c) axillary nerve
d) musculocutaneous n.
e) none of the above
76) What nerve runs through the belly of the pronator teres m.?
a) radial nerve
b) median nerve
c) axillary nerve
d) musculocutaneous n.
e) none of the above
77) Which of the following muscles will NOT flex the elbow joint?
a) brachioradialis m.
b) biceps brachii m.
c) brachialis m.
d) coracobrachialis m.
e) pronator teres m.
78) Which of the following muscles will NOT supinate the forearm? (MACA)
a) brachioradialis m.
b) brachialis m.
c) biceps brachii m.
d) supinator m.
e) coracobrachialis m.
79) Which of the following is NOT consistent with an action of the pectoralis major m.?
a) flex the arm
b) medially rotate the humerus
c) abduct the humerus
d) adduct the arm
e) extend the arm
page 11, SA Exam III, Q.# 73-79
80) Which muscles attach to the lesser trochanter of the femur? (MACA)
a) rectus femoris m.
b) sartorius m.
c) iliacus m.
d) piriformis m.
e) psoas major m.
81) Which muscles attach to the greater trochanter of the femur?
a) gluteus medius m.
b) iliacus m.
c) piriformis m.
d) tensor fasciae latae m.
e) gluteus maximus m.
82) Which of the following muscles will NOT plantar flex the foot at the ankle? (MACA)
a) gastrocnemius m.
b) peroneus brevis m.
c) tibialis anterior m.
d) tibialis posterior m.
e) peroneus tertius m.
83) Which of the following muscles will invert the foot at the ankle? (MACA)
a) peroneus tertius m.
b) peroneus brevis m.
c) peroneus longus m.
d) tibialis anterior m.
e) tibialis posterior m.
84) What is the common point of attachment for the hamstring group of muscles?
a) greater trochanter of the femur
b) pes anserinus
c) Gerdy’s tubercle
d) ischial tuberosity
e) lesser trochanter of the femur
85) Which nerve innervates the extensor muscles of the elbow joint?
a) musculocutaneous n.
b) median n.
c) radial n.
d) axillary n.
e) ulnar n.
86) Which nerve innervates the muscles of the posterior forearm?
a) musculocutaneous n.
b) median n.
c) radial n.
d) axillary n.
e) ulnar n.
page 12, SA Exam III, Q.# 80-86
87) What nerve innervates the muscles and skin of the hypothenar eminence?
a) musculocutaneous n.
b) median n.
c) radial n.
d) axillary n.
e) ulnar n.
88) What nerve innervates the muscles that adduct the hand at the carpus? (MACA)
a) musculocutaneous n.
b) median n.
c) radial n.
d) axillary n.
e) ulnar n.
89) What nerve innervates the muscles that laterally rotate the humerus at the shoulder joint? (MACA)
a) axillary nerve
b) suprascapular nerve
c) long thoracic nerve
d) thoracodorsal nerve
e) dorsal scapular nerve
90) What nerve innervates the muscles that abduct the humerus at the shoulder joint? (MACA)
a) axillary nerve
b) suprascapular nerve
c) long thoracic nerve
d) thoracodorsal nerve
e) dorsal scapular nerve
91) What nerve innervates the muscles that extend the hip joint? (MACA)
a) tibial nerve
b) common peroneal nerve
c) inferior gluteal nerve
d) superior gluteal nerve
e) femoral nerve
92) What nerve innervates the muscles that flex the knee joint? (MACA)
a) tibial nerve
b) common peroneal nerve
c) obturator nerve
d) femoral nerve
e) inferior gluteal nerve
93) What nerve innervates the muscles that dorsiflex the foot?
a) tibial nerve
b) common peroneal nerve
c) obturator nerve
d) femoral nerve
e) inferior gluteal nerve
page 13, SA Exam III, Q.# 87-93
94) Which of the following muscles DO NOT attach to the calcaneus bone? (MACA)
a) gastrocnemius m.
b) plantaris m.
c) semitendinosus m.
d) soleus m.
e) peroneus longus m.
95) What nerve innervates the muscles that plantar flex the foot? (MACA)
a) tibial nerve
b) common peroneal nerve
c) obturator nerve
d) femoral nerve
e) inferior gluteal nerve
96) What nerve innervates the muscles that ABDUCT the femur at the hip joint? (MACA)
a) superior gluteal nerve
b) inferior gluteal nerve
c) femoral nerve
d) obturator nerve
e) common peroneal nerve
97) What nerve innervates the muscles that ADDUCT the femur at the hip joint? (MACA)
a) femoral nerve
b) obturator nerve
c) superior gluteal nerve
d) inferior gluteal nerve
e) none of the above
98) What nerve runs through the belly of the coracobrachialis m.?
a) musculocutaneous n.
b) median n.
c) radial n.
d) axillary n.
e) ulnar n.
99) Could I still abduct the humerus at the shoulder joint if I cut axillary nerve?
a) yes
b) no
100) Could I still elevate the shoulder if I cut the dorsal scapular nerve?
a) yes
b) no
page 14, SA Exam III, Q.# 96-100
The end of exam III. Grades will be posted in your classroom by the end of the school day today. If you have
questions concerning your exam, please bring these to the exam review on Tuesday.